Replace FINAL and OVERRIDE with their C++11 counterparts in Source/core/html

Source/core/html/canvas/WebGLDepthTexture.h

Index: Source/core/html/canvas/WebGLDepthTexture.h
diff --git a/Source/core/html/canvas/WebGLDepthTexture.h b/Source/core/html/canvas/WebGLDepthTexture.h
index e54e2519bacf9ad8a92f4ac841b46a347ded3834..f4be8097469015f7a8aecc38dc630dff97acc778 100644
--- a/Source/core/html/canvas/WebGLDepthTexture.h
+++ b/Source/core/html/canvas/WebGLDepthTexture.h
@@ -32,7 +32,7 @@
 
 namespace blink {
 
-class WebGLDepthTexture FINAL : public WebGLExtension, public ScriptWrappable {
+class WebGLDepthTexture final : public WebGLExtension, public ScriptWrappable {
     DEFINE_WRAPPERTYPEINFO();
 public:
     static PassRefPtrWillBeRawPtr<WebGLDepthTexture> create(WebGLRenderingContextBase*);
@@ -40,7 +40,7 @@ public:
     static const char* extensionName();
 
     virtual ~WebGLDepthTexture();
-    virtual WebGLExtensionName name() const OVERRIDE;
+    virtual WebGLExtensionName name() const override;
 
 private:
     explicit WebGLDepthTexture(WebGLRenderingContextBase*);